Synonyms for crazy

Synonyms for (noun) crazy

Synonyms: crazy, looney, loony, nutcase, weirdo

Definition: someone deranged and possibly dangerous

Similar words: lunatic, madman, maniac

Definition: an insane person

Synonyms for (adjective) crazy

Synonyms: wild, gaga, crazy, dotty

Definition: intensely enthusiastic about or preoccupied with

Usage: crazy about cars and racing; he is potty about her

Similar words: enthusiastic

Definition: having or showing great excitement and interest

Usage: enthusiastic crowds filled the streets; an enthusiastic response; was enthusiastic about taking ballet lessons


Synonyms: crazy

Definition: possessed by inordinate excitement

Usage: the crowd went crazy; was crazy to try his new bicycle

Similar words: excited

Definition: in an aroused state


Synonyms: crazy

Definition: bizarre or fantastic

Usage: had a crazy dream; wore a crazy hat

Similar words: strange, unusual

Definition: being definitely out of the ordinary and unexpected; slightly odd or even a bit weird

Usage: a strange exaltation that was indefinable; a strange fantastical mind; what a strange sense of humor she has


Synonyms: half-baked, softheaded, screwball, crazy

Definition: foolish; totally unsound

Usage: a crazy scheme; half-baked ideas; a screwball proposal without a prayer of working

Similar words: impractical

Definition: not practical; not workable or not given to practical matters

Usage: refloating the ship proved impractical because of the expense; he is intelligent but too impractical for commercial work; an impractical solution


Synonyms: disturbed, demented, crazy, mad, unbalanced, unhinged, sick, brainsick

Definition: affected with madness or insanity

Usage: a man who had gone mad

Similar words: insane

Definition: afflicted with or characteristic of mental derangement

Usage: was declared insane; insane laughter